You may be using the Outlook online version or Office Outlook which is part of Office 365, Office 2019 or any other version. The steps to add someone to the Safe Senders List may differ from version to version, but they largely remain the same. If you have a lot of emails, then its best to use the last option, but make sure to read all of them. If you know an email is incorrectly marked as spam, then you can add it instantly to the safe list. Office 365 Outlook is a desktop app, and the...

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